Stephen OsterM.D., PH.D.
Stephen Oster, M.D., PH.D. is an Ophthalmology provider in La Jolla, CA affiliated with 1 ambulatory surgery center in CA, as of July 2026.
- NPI1215073689
- Registered2007
- Centers1
- StateCA
- Class of2004
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
Stephen Oster at a glance
- Provider
- Stephen Oster
- Credential
- M.D., PH.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- La Jolla, CA
- Medical school
- University of California, San Francisco School of Medicine
- Graduated
- 2004
- NPI registered
- 2007
- NPI
- 1215073689
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Stephen Oster practice?
Stephen Oster, M.D., PH.D. is based in La Jolla, CA and is affiliated with 1 ambulatory surgery center: San Diego Eye Cor INC in San Diego, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Stephen Oster's NPI number?
Stephen Oster's National Provider Identifier (NPI) is 1215073689, registered in 2007. Specialty on record: Ophthalmology; credential M.D., PH.D.
Where did Stephen Oster go to medical school?
Stephen Oster, M.D., PH.D. attended University of California, San Francisco School of Medicine, graduating in 2004.
How many Ophthalmology providers in California work at ambulatory surgery centers?
869 Ophthalmology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Stephen Oster among them. The California Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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